Jun 29, 2012 | Voltage |. In some FRS/GMRS Two-Way-Radio there are 38 CTCSS codes and 83 DCS codes, which means Continuous Tone Coded Squelch System and Digital Coded Squelch.The purpose of these codes is to reduce or eliminate the interference between other users that are talking.un 29, 2012 | Voltage |. In some FRS/GMRS Two-Way-Radio there are 38 CTCSS codes and 83 DCS codes, which means Continuous Tone Coded Squelch System and Digital Coded Squelch.
John P Forman, MD, MSc. Edema is the medical term for swelling caused by a collection of fluid in the spaces that surround the body's tissues and organs. Edema can occur nearly anywhere in the body. Ascites and peripheral edema can be uncomfortable and can be a sign of a more serious condition.
Swelling of the legs, feet and ankles is a common problem in seniors. The medical term for this is edema. Edema is the trapping of excess fluid in any part of the body, but occurs most commonly in the ankles, legs and feet. One source estimates almost 4.4 million people in the U.S. suffer from edema.